|1.||(often plural) the first principles or elementary stages of a subject|
|2.||(often plural) a partially developed version of something|
|3.||biology an organ or part in its earliest recognizable form, esp one in an embryonic or vestigial state|
|[C16: from Latin rudīmentum a beginning, from rudis unformed; see |
rudiment ru·di·ment (rōō'də-mənt)
An imperfectly or incompletely developed organ or part.
Something in an incipient or undeveloped form. Often used in the plural.